TY - JOUR AU - L. N. Nikol'skaya TI - Stability of eigenvalues of some singular integral equations under compact perturbations JO - Zapiski Nauchnykh Seminarov POMI PY - 1984 SP - 127 EP - 136 VL - 138 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1984_138_a8/ LA - ru ID - ZNSL_1984_138_a8 ER -